Fòsfor

Fòsfor (P)

elfen gemegol gyda'r rhif atomig 15
Atomic Number15
Atomic Weight30.973761998
Rhif màs31
Group15
Period3
Blockp
Proton15 p+
Niwtron16 n0
Electron15 e-
Animated Bohr model of P (Fòsfor)

Nodwedd Ffisegol

Atomic Radius
100 pm
molar volume
covalent radius
111 pm
Metallic Radius
110 pm
ionic radius
44 pm
Crystal Radius
58 pm
Van der Waals radius
180 pm
density
1.823 g/cm³
Atomic Radii Of The Elements: Fòsfor0102030405060708090100110120130140150160170180pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Nodwedd Gemegol

egni
proton affinity
626.8 kJ/mol
electron affinity
0.746607 eV/particle
ionization energy
10.486686 eV/particle
ionization energy of P (Fòsfor)
enthalpy of vaporization
49.8 kJ/mol
enthalpy of fusion
2.51 kJ/mol
standard enthalpy of formation
316.5 kJ/mol
Electron
plisgyn yr electron2, 8, 5
Bohr model: P (Fòsfor)
valence electron5
Lewis structure: P (Fòsfor)
trefn yr electronnau[Ne] 3s2 3p3
1s2 2s2 2p6 3s2 3p3
Enhanced Bohr model of P (Fòsfor)
Orbital Diagram of P (Fòsfor)
Cyflwr ocsidiad-3, -2, -1, 0, 1, 2, 3, 4, 5
Electronegatifedd
2.19
Electrophilicity Index
1.6194282359497416 eV/particle
cyflwr sylfaenol mater
cyflwr materSolid
gaseous state of matter
Boiling Point
553.65 K
Melting Point
317.3 K
critical pressure
critical temperature
994.15 K
triple point
appearance
lliw
Colorless
appearancecolourless, waxy white, yellow, scarlet, red, violet, black
Mynegrif plygiant
1.001212
nodwedd ffisegol gwrthrych
Thermal Conductivity
thermal expansion
molar heat capacity
23.824 J/(mol K)
Specific Heat Capacity
0.769 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
dargludedd trydanol
10 MS/m
Gwrthedd
0.0000001 m Ω
superconductivity
magnetism
typediamagnetic
magnetic susceptibility (Mass)
-0.0000000113 m³/Kg
magnetic susceptibility (Molar)
-0.00000000035 m³/mol
magnetic susceptibility (Volume)
-0.0000206
magnetic ordering
Curie temperature
Néel temperature
strwythur
Crystal StructureSimple Triclinic (CUB)
lattice constant
7.17 Å
Lattice Angles1.25384, 1.57725, 1.24896
nodwedd mecanyddol deunyddiau
hardness
bulk modulus
11 GPa
shear modulus
Young's modulus
Poisson's ratio
speed of sound
classification
CategoryOther nonmetals, Nonmetals
CAS GroupVB
IUPAC GroupVA
Glawe Number89
Mendeleev Number94
Pettifor Number90
Geochemical Class
Goldschmidt classificationlitophile

other

Gas Basicity
604.8 kJ/mol
polarizability
25 ± 1 a₀
C6 Dispersion Coefficient
185 a₀
allotropeWhite Phosphorus, Red Phosphorus, Black Phosphorus
Neutron cross section
0.18
Neutron Mass Absorption
0.0002
quantum number4S3/2
space group2 (P-1)

Isotopes of Phosphorus

Stable Isotopes1
Unstable Isotopes23
Natural Isotopes1

24P

Rhif màs24
neutron number9
relative atomic mass
24.036522 ± 0.000537 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin1
nuclear quadrupole moment
dyddiad darganfod
parity+

decay modeintensity
p (proton emission)
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

25P

Rhif màs25
neutron number10
relative atomic mass
25.021675 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod
parity+

decay modeintensity
p (proton emission)

26P

Rhif màs26
neutron number11
relative atomic mass
26.01178 ± 0.00021 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
43.6 ± 0.3 ms
spin3
nuclear quadrupole moment
dyddiad darganfod1983
parity

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)35.1%
2p (2-proton emission)1.99%

27P

Rhif màs27
neutron number12
relative atomic mass
26.999292499 ± 0.000009662 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
260 ± 80 ms
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.07%

28P

Rhif màs28
neutron number13
relative atomic mass
27.99232646 ± 0.000001231 Da
g-factor
0.104 ± 0.001
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
270.3 ± 0.5 ms
spin3
nuclear quadrupole moment
0.137 ± 0.014
dyddiad darganfod1953
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.0013%
β+α (β+-delayed α emission)0.00086%

29P

Rhif màs29
neutron number14
relative atomic mass
28.981800368 ± 0.000000385 Da
g-factor
2.4688 ± 0.0006
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
4.102 ± 0.004 s
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1941
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

30P

Rhif màs30
neutron number15
relative atomic mass
29.97831349 ± 0.000000069 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.5 ± 0.0017 m
spin1
nuclear quadrupole moment
dyddiad darganfod1934
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

31P

Rhif màs31
neutron number16
relative atomic mass
30.97376199768 ± 0.0000000008 Da
g-factor
2.26185 ± 0.00001
natural abundance
100
Dadfeilio ymbelydrolstable isotope
Hanner oesNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1920
parity+

32P

Rhif màs32
neutron number17
relative atomic mass
31.973907643 ± 0.000000042 Da
g-factor
-0.2528 ± 0.0002
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
14.269 ± 0.007 d
spin1
nuclear quadrupole moment
dyddiad darganfod1934
parity+

decay modeintensity
β (β decay)100%

33P

Rhif màs33
neutron number18
relative atomic mass
32.971725692 ± 0.00000117 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
25.35 ± 0.11 d
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1951
parity+

decay modeintensity
β (β decay)100%

34P

Rhif màs34
neutron number19
relative atomic mass
33.973645886 ± 0.00000087 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
12.43 ± 0.1 s
spin1
nuclear quadrupole moment
dyddiad darganfod1945
parity+

decay modeintensity
β (β decay)100%

35P

Rhif màs35
neutron number20
relative atomic mass
34.973314045 ± 0.000002003 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
47.3 ± 0.8 s
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1971
parity+

decay modeintensity
β (β decay)100%

36P

Rhif màs36
neutron number21
relative atomic mass
35.97825961 ± 0.000014078 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
5.6 ± 0.3 s
spin4
nuclear quadrupole moment
dyddiad darganfod1971
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

37P

Rhif màs37
neutron number22
relative atomic mass
36.979606942 ± 0.000040738 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.31 ± 0.13 s
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1971
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

38P

Rhif màs38
neutron number23
relative atomic mass
37.984303105 ± 0.000077918 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
640 ± 140 ms
spin2
nuclear quadrupole moment
dyddiad darganfod1971
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)12%

39P

Rhif màs39
neutron number24
relative atomic mass
38.986285865 ± 0.000120929 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
282 ± 24 ms
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1977
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)26%

40P

Rhif màs40
neutron number25
relative atomic mass
39.991262221 ± 0.000089755 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
150 ± 8 ms
spin2
nuclear quadrupole moment
dyddiad darganfod1979
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)15.8%
2n (2-neutron emission)

41P

Rhif màs41
neutron number26
relative atomic mass
40.994654 ± 0.000129 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
101 ± 5 ms
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1979
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)30%
2n (2-neutron emission)

42P

Rhif màs42
neutron number27
relative atomic mass
42.00117214 ± 0.000101996 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
48.5 ± 1.5 ms
spin
nuclear quadrupole moment
dyddiad darganfod1979
parity

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)50%
2n (2-neutron emission)

43P

Rhif màs43
neutron number28
relative atomic mass
43.005411 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
35.8 ± 1.3 ms
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1989
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)100%
2n (2-neutron emission)

44P

Rhif màs44
neutron number29
relative atomic mass
44.011927 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
18.5 ± 2.5 ms
spin
nuclear quadrupole moment
dyddiad darganfod1989
parity

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

45P

Rhif màs45
neutron number30
relative atomic mass
45.017134 ± 0.000537 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1990
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

46P

Rhif màs46
neutron number31
relative atomic mass
46.02452 ± 0.000537 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod1990
parity

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

47P

Rhif màs47
neutron number32
relative atomic mass
47.030929 ± 0.000644 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Phosphor.JPG

hanes

darganfyddwr neu ddyfeisiwrHennig Brand
man darganfodGermany
dyddiad darganfod1669
geirdarddiadGreek: phosphoros, (bringer of light).
ynganiadFOS-fer-es (Saesneg)

source

Abundance
Abundance in Earth's crust
1,050 mg/kg
natural abundance (cefnfor)
0.06 mg/L
natural abundance (corff dynol)
1.1 %
natural abundance (Awyrfaen)
0.11 %
natural abundance (Haul)
0.0007 %
Abundance in Universe
0.0007 %

Nuclear Screening Constants

1s0.4422
2p4.0388
2s5.175
3p10.1136
3s9.3582